Top trader Najarian buys Goldman on dip

Traders work at the Goldman Sachs booth on the floor of the New York Stock Exchange.

CNBC "Halftime Report" trader Jon Najarian scooped up shares of Goldman Sachs as the firm's shares remain near the lowest level this year.

On Thursday, the investment bank missed third-quarter earnings estimates for both earnings and revenue, because of a slowdown in China's economy, uncertainty about the direction of U.S. interest rates and volatility in commodity pricing.

Since reaching a multi-year high of $218 in June, shares of Goldman have fallen 17 percent, with the stock now down 7 percent for 2015.

As the stock underperforms, here's how the options trader is positioned for a potential move ahead: